Calculate the Free Gibb’s Energy, kJ/mol, at 298 K for the following reaction.  2CaSO4(s)→2CaO(s) + 2SO2(g) + O2(g) Substance ∆H(kJ/mol) ∆S (J/K mol) CaSO4(s) -1432.69 106.69 CaO(s) -635.6 39.8 SO2(g) -296.4 248.5 O2(g0 0 205.0

Q: If ΔHΔHDH = -70.0 kJkJ and ΔSΔSDS = -0.200 kJ/KkJ/K , the reaction is spontaneous below a certain…

A: In this question we want to determine the temperature ( below this Temperature Reaction is…

Q: 8.82. The reaction N‍2(g)+3H2(g)->2NH3(g) is spontaneous at room temperature but becomes…

A: Given, The relationship between ∆Go, ∆Ho and ∆So is given by

Q: For which of the following substances is the standard free energy of formation not equal to zero at…

A: The free energy values calculated at their standard condition are known as standard free energy.

Q: Given these values, ΔHorxn = +75 kJ; ΔSorxn = +120 J/K; T = 298 K; calculatethe free energy change…

A: The importance of Gibbs energy is that it gives information about the spontaneity of the reaction or…

Q: Which of these reactions is expected to be spontaneous at all temperature?          (A

A: We have to tell which reactions is expected to be spontaneous at all temperature

Q: 1. Given CHa + 3 Ore + 2 CO + 2 H,O with AH° = -1323 kJ and AS° = -30 J/K Decide if the reaction is…

A: If the Gibbs free energy change for a reaction is negative then the reaction will be spontaneous and…

Q: Which of the following is spontaneous at SATP?   NaCl(aq)→NaCl(s)   wood changing into paper…

A: Chemical or biological reactions that take place without the influence of external factors are known…

Q: Photochemical smog is formed through a sequence of reactions, the first of which is N2(g) + O2(g) ⟶…

A: For a reaction to be spontaneous ,    should be negative Hence  value of should be greater than ,

Q: Which reaction is spontaneous at SATP?   ∆H=62.5 kJ, ∆S=-1.25 J/K   ∆H=-10.1 kJ, ∆S=-49.6 J/K…

A:

Q: Determine whether an example is spontaneous process (SP) or a non-spontaneous process (NSP). 1.…

A: Determination of process either spontaneous or non spontaneous with explanation.

Q: For the gaseous reaction of carbon monoxide and chlorine to form phosgene (COCl2), perform the…

A: Given,ΔHo = −220. kJ/molΔGo = −206 kJ/molTemperature = 298 K

Q: For each reaction, calculate ΔH °rxn, ΔS°rxn, and ΔG°rxn at 25 °C and state whether or not the…

A: Standard heat of formation of N2O4 (ΔHfo) = 9.16 KJ/mol. Standard heat of formation of NO2 (ΔHfo) =…

Q: Which of the following processes are spontaneous?(a) A satellite falls to Earth. (b) Water…

A: A spontaneous process occurs by itself (possibly requiring an initial input of energy) whereas a…

Q: 1. Classify the following processes as "Spontaneous" or "Non-spontaneous": (i) (ii) (iii) (iv) (v)…

A: Spontaneous process is the type of  random process is one that takes place alone and has no external…

Q: 9. Use the standard free energy of formation data to determine the free energy change for the…

A: Balanced the equation and determine the free energy change for that reaction also identify the…

Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

A:

Q: 4. From the following AH and AS values, predict whether the reaction would be spontaneous. If not,…

A: Formula used ∆G = ∆H — T∆S For spontaneous reaction ∆G < 0 To make reaction spontaneous…

Q: Hello, I completed this problem, but I'm getting something wrong. Could you help?

A: To find temperature at which reaction becomes spontaneous.

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 227.0ºC when the…

A:

Q: K (s) + ½Cl, (g) – KCI (s) AH° = – 437 kJ/molpn 14. It is observed that the reaction producing KCl…

A: Given reaction is having formation of KCl from its elementary reactants.

Q: Which of these processes are nonspontaneous? Are the nonspontaneous processes impossible?a. a bike…

A:

Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

A:

Q: Which are spontaneous at high temperatures? Choose one or more: A 2H,S(g) + 30,(g) –→ 2H,0(g) +…

A:

Q: 1203(s). (The combustion of aluminum in booster rockets provides part of the energy that lifts the…

A: In this question, we have to calculate the maximum work that could be obtained by oxidation of 1.72…

Q: For a certain chemical reaction, ΔH°= ‒40.0 kJ and ΔS°= ‒150.0 J/K. (a) Does the reaction lead to an…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 2 O3(g) → 3 O2(g) ΔS∘∘ = 137.4 J/K; ΔH∘∘ = −285.4 kJ Calculate ΔG∘∘ at 55°C and determine…

A:

Q: 5. Two white crystalline forms of phosporus. Both forms contain P4 moleculesbut the molecules are…

A: For the transformation of α-form to β-form is spontaneous process in which enthalpy change (ΔH) for…

Q: You are working in a lab and observing a reaction. If a reaction vessel is cold to touch and the…

A: A question about thermodynamics, which is to be accomplished.

Q: Find the temperatures at which reactions with the following ΔH and ΔS values would become…

A: Given: a) ΔH= -126 kJ/mol,   ΔS = 84 J/K.mol We need to find out temperature at which reaction is…

Q: Which of the following reactions would be spontaneous? O AH = -50 KJ, T = 250K, AS = -200 J %3D %3D…

A:

Q: Consider this reaction: CH3COOH(I) > CH3OH(g) + CO(g) Calculate the minimum temperature at which…

A: To check spontaneity of a reaction , we check sign of ∆G of reaction.  As , a reaction is spontenous…

Q: For chemical reactions, the change in Gibbs free energy [at 298 K, 1at., ∆G°] determines whether a…

A: The given thermochemical equation is: C(s) + O2 (g) -----> CO2 (g) ;  ∆Go = - 394 kJ For the…

Q: The entropy will usually increase when I. a molecule is broken into two or more smaller molecules.…

A: Entropy can be defined as the randomness or disorderness. Higher the number of gaseous molecules,…

Q: Determine whether an example is spontaneous process (SP) or a non-spontaneous process (NSP). 6. ball…

A: A spontaneous process is a process which occurs without input of matter or  energy into the system.…

Q: A chemist fills a reaction vessel with 2.62 atm nitrogen (N₂) gas, 3.76 atm hydrogen (H₂) gas, and…

A:

Q: A student calculated that for a given reaction, ΔS = 22 J/K and ΔH = 6,028 Joules. At which…

A:

Q: What is the free energy change for the process shown here under the specified conditions? T = 25…

A: We know that ∆G = ∆G° + RTlnQ ..(1) Here, Q = pH2^3*pN2^1/pNH3^2 = (0.250)^3(0.870)/(12.9)^2 =…

Q: Consider the reaction: FeO (s) + Fe (s) + O2 (g) Fe203 (s) Given the following table of…

A: FeO(s) + Fe(s) + O2 ----> Fe2O3(s)

Q: For:                     2 NO (g)  +  Cl2 (g)   →  2 NOCl (g)    the ΔHo is −37.78 kJ and ΔSo is…

A: Le chatelier's principle states that when a physical change is applied to any reaction present at…

Q: 7. Consider the decomposition of ammonia gas: 2NH3(9) > 3H2 (g) + N2(g) AG° = 33.0 kJ/mol What is…

A:

Q: y 20. Which process is most likely nonspontaneous at 25°C and 1 atm? (A) A rock climber repels down…

A: Almost all processes are spontaneous. Spontaneous processes are the process which occurs without the…

Q: Given the following reaction: 2NO(g) + Cl2(g) 2NOCl(g) DHorxn = -75.5kJ 1. Is the reaction…

A: The reaction taking place is given as, => 2 NO (g) + Cl2 (g) -------> 2 NOCl (g)…

Q: Pick the substance from each set that would have the largest molar entropy. Set 1 Set 2 CH-(g) or…

A:

Q: Priestley prepared oxygen by heating mercury(II) oxide. From the data given below estimate the…

A: Goven-> ∆H°=90.83 KJ =90830 J  S°(Hg) = 76.02 J/mole.K S°(HgO) = 70.29J/mole .K S°(O2) = 205.0…

Q: For each reaction, calculate ΔH°rxn, ΔS°rxn, and ΔG°rxn at 25 °C and state whether or not the…

A: a.  2CH4(g)        C2H6(g) + H2(g)  Horxn = Hoproducts – Horeactants                = [-84.68 + 0] –…

Q: A spontaneous process at constant temperature and volume is accompanied by a decrease in the…

A:

Q: Methanol, CH3OH , is formed from methane and water in a two‑step process. Step 1:…

A:

Q: Consider the following reaction: N2(g) + 3H2(g) ⇄ 2NH3(g) A) Determine ∆Hrxn˚ and ∆Srxn˚ using the…

A:

Q: Determine the total entropy change when 15.00 g of ice at –15°C is heated to 75°C. The molar heat of…

A: